#include <iostream>


int main()
{
    //三目运算符c语言返回的是右值
    //         c++返回左值
    int a = 10;
    int b = 20;
    (a > b ? a : b)++;
    std::cout << b<<std::endl;

    int i = 1;
    int b = i++ + ++i;

    return 0;
}